body {
  background: #fff;
}
.flex {
  display: flex;
}
.flex1 {
  flex: 1;
}
.flex-wrap {
  flex-wrap: wrap;
}
.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}
.flex-align-center {
  display: flex;
  align-items: center;
}
.flex-column-align-center {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.flex-column {
  display: flex;
  flex-direction: column;
}
.items-center {
  align-items: center;
}
.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}

.center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.about {
  padding-bottom: 1rem;
}

img {
  display: block;
}

.banner {
  width: 7.5rem;
}

.content {
  box-sizing: border-box;
  position: relative;
  padding: 0.4rem 0.32rem;
}

.title-img {
  height: 0.72rem;
}

.des {
  margin-top: 0.2rem;
  font-family: Alibaba PuHuiTi 3.0, Alibaba PuHuiTi 30;
  font-weight: normal;
  font-size: 0.28rem;
  color: #000000;
  line-height: 0.44rem;
}

.des p {
  margin: 0;
  margin-top: 0.16rem;
}

.des.is-white {
  color: #fff;
}

.about-us-img {
  width: 100%;
  margin-top: 0.4rem;
}

.develop2 {
  width: 100%;
}

.develop {
  background: url('../imgs/about_5.png') no-repeat center center;
  background-size: cover;
}

.path {
  height: 6.76rem;
  position: relative;
  margin-top: 0.32rem;
  background: url('../imgs/about_8.png') no-repeat;
  background-size: 1.17rem 6.76rem;
  background-position: 0.48rem;
}

.step {
  position: absolute;
  text-align: center;
  cursor: pointer;
}

.step1 {
  top: 0.12rem;
  left: 0rem;
}
.step1.active {
  top: -0.15rem;
  left: -0.06rem;
}

.step2 {
  left: 0.76rem;
  top: 2.35rem;
}

.step2.active{
  top: 2.18rem;
  left: 0.7rem;
}

.step3 {
  left: 0.48rem;
  top: 4.52rem;
}

.step3.active {
  top: 4.38rem;
  left: 0.42rem;
}

.stepText {
  color: #A5AAB8;
  box-sizing: border-box;
}

.stepText p {
  font-family: Bebas, Bebas;
  font-weight: bold;
  font-size: 0.56rem;
  line-height: 0.68rem;
}

.stepText p+p {
  margin-top: 0.02rem;
  font-family: Alibaba PuHuiTi 3.0, Alibaba PuHuiTi 30;
  font-weight: normal;
  font-size: 0.26rem;
  line-height: 0.35rem;
}

.stepText p span{
  font-size: 0.32rem;
  line-height: 0.38rem;
  font-weight: bold;
}

.stepIcon {
  margin-right: 0.58rem;
  font-family: D-DIN Exp-DINExp, D-DIN Exp-DINExp;
  font-weight: bold;
  font-size: 0.36rem;
  color: #FFFFFF;
  line-height: 0.96rem;
  width: 0.96rem;
  height: 0.96rem;
  background: url('../imgs/about_6.png') no-repeat center center;
  background-size: cover;
}

.step.active .stepContentActive{
  display: block;
}

.step.active .stepContent{
  display: none;
}

.stepContentActive {
  display: none;
}

.stepContentActive .stepIcon {
  margin-right: 0.16rem;
  font-family: D-DIN Exp-DINExp, D-DIN Exp-DINExp;
  font-weight: bold;
  font-size: 0.36rem;
  color: #FFFFFF;
  line-height: 1.08rem;
  width: 1.08rem;
  height: 1.08rem;
  background: url('../imgs/about_7.png') no-repeat center center;
  background-size: cover;
}

.step1 .stepContentActive img {
  width: 4.02rem;
}

.step2 .stepContentActive img {
  width: 4.22rem;
}

.step3 .stepContentActive img {
  width: 5.02rem;
}

.research {
  width: 100%;
  /* background: url('../imgs/about_12.png') no-repeat center center;
  background-size: cover; */
}

.research-swiper {
  overflow: hidden;
  margin: 0.32rem -0.32rem 0;
  padding: 0 0.32rem 0.2rem;
  box-sizing: border-box;
}

.research-swiper-card {
  background: #FFFFFF;
  box-shadow: 0 0.08rem 0.44rem 0 rgba(0,0,0,0.1);
  border-radius: 0.2rem;
  height: 8.64rem;
}
.research-swiper-card .top {
  background: #35404B;
  border-radius: 0.2rem 0.2rem 0 0;
  box-sizing: border-box;
  padding: 0.14rem;
}

.research-swiper-card .top img {
  width: 100%;
}

.research-swiper-card .bottom {
  padding: 0.4rem 0.32rem;

}

.research-swiper-logo {
  height: 0.72rem;
}

.research-swiper-des {
  margin-top: 0.2rem;
  font-weight: normal;
  font-size: 0.28rem;
  color: #000000;
  line-height: 0.44rem;
}

.research-swiper-link {
  margin-top: 0.4rem;
  height: 0.96rem;
  background: #22CDBF!important;
  border-radius: 0.12rem;
  font-size: 0.36rem;
}

.research-swiper-link p {
  color: #fff;
}

.research-swiper-arrow {
  width: 0.32rem;
  height: 0.32rem;
  margin-left: 0.2rem;
}

.researchTabs {
  margin-top: 0.44rem;
  box-sizing: border-box;
  height: 0.8rem;
  padding: 0.04rem;
  border-radius: 0.6rem;
  background: #fff;
}
.researchTab-container {
  border-radius: 0.6rem;
  background: #F4F4F4;
}

.researchTab {
  width: 2.26rem;
  height: 0.72rem;
  border-radius: 0.6rem;
}

.researchTab .img-active {
  display: none;
}

.researchTab:nth-child(1) img {
  height: 0.5rem;
}
.researchTab:nth-child(2) img {
  height: 0.4rem;
}
.researchTab:nth-child(3) img {
  height: 0.46rem;
}
.researchTab.active {
  background: #22CDBF;
}

.researchTab.active .img {
  display: none;
}

.researchTab.active .img-active {
  display: block;
}

.matrix {
  background: #1D2A4E;
}

.wechat {
  width: 1.28rem;
  height: 1.28rem;
  position: absolute;
  top: 0.32rem;
  right: 0.64rem;
}

.swiperContainer {
  margin-top: 0.4rem;
  height: 8.54rem;
  position: relative;
}

.swiper-bg {
  width: 100%;
  height: 8.08rem;
  position: absolute;
  bottom: 0;
  background: #fff;
  box-shadow: 0 0.08rem 0.44rem 0 rgba(0,0,0,0.1);
  border-radius: 0.2rem;
}

.swiper-bg .top {
  background-image: url('../imgs/about_23.png');
  background-size: 6.86rem 4.06rem;
  background-position: 0 0.1rem;
}

.swiper-bg .bottom {
  box-sizing: border-box;
  height: 1.72rem;
  padding: 0 0.32rem;
  gap: 0.24rem;
  border-top: 0.02rem solid #F2F4F7;
  overflow-x: auto;
  overflow-y: visible;
}

.swiper-bg .bottom::-webkit-scrollbar {
  height: 0;
}

.swiper-bg .bottom .swiperTabs {
  position: relative;
  line-height: 0;
}

.swiper-bg .swiperTabs.active img {
  transform: scale(1.1);
  border: 0.06rem solid #22CDBF;
}

.swiper-bg .bottom img {
  border-radius: 50%;
  width: 0.88rem;
  height: 0.88rem;
}

.swiper-bg .bottom .swiperTabs.active::before {
  content: ' ';
  display: block;
  width: 1.08rem;
  height: 0.06rem;
  background-color: #22CDBF;
  position: absolute;
  top: -0.37rem;
}

.matrix-swiper {
  position: absolute;
  left: 0;
  z-index: 1;
  bottom: 1.72rem;
  width: 100%;
  overflow: hidden;
}

.matrix-swiper .swiper-slide {
  box-sizing: border-box;
  width: 6.86rem;
  padding: 0 0.32rem 0.6rem;
}

.matrix-swiper .swiper-slide img {
  width: 6.39rem;
  height: 4.64rem;
}

.matrix-swiper .swiper-slide div {
  margin-top: 0.24rem;
  font-weight: normal;
  font-size: 0.32rem;
  color: #000000;
  line-height: 0.44rem;
}

.matrix-swiper .swiper-slide div img {
  width: 0.6rem;
  height: 0.6rem;
  margin-right: 0.12rem;
}

.matrix-swiper .swiper-slide p {
  margin-top: 0.2rem;
  font-weight: normal;
  font-size: 0.24rem;
  color: #000000;
  line-height: 0.34rem;
}

.matrix-swiper .line {
  height: 0.44rem;
  width: 0.02rem;
  background: #F2F4F7;
}

.cooperate-list {
  margin-top: 0.32rem;
  padding: 0.1rem 0;
  border-radius: 0.2rem;
  border: 1px solid #F4F4F4;
  line-height: 0;
}

.cooperate-list img {
  width: 100%;
}

.culture {
  background: url('../imgs/about_41.png') no-repeat;
  background-size: 100% 3.1rem;
  background-position: top;
}

.culture-list {
  margin: 0.6rem auto 0;
  padding: 0.2rem 0.3rem;
  width: 6.16rem;
  box-shadow: 0 0.08rem 0.44rem 0 rgba(0,0,0,0.1);
  background: #FFFFFF;
  border-radius: 0.2rem;
}

.culture-item {
  padding: 0.2rem 0.32rem 0.2rem 0.11rem;
  border-bottom: 1px solid #f2f4f7;
}

.culture-item:last-child {
  border: none;
}

.culture-item img {
  width: 0.96rem;
  height: 0.96rem;
  margin-right: 0.4rem;
}

.culture-title {
  font-weight: bold;
  font-size: 0.32rem;
  color: #0E204D;
  line-height: 0.44rem;
}

.culture-line {
  width: 0.48rem;
  height: 0.04rem;
  background: #22CDBF;
  margin: 0.16rem 0 0.24rem;
}

.culture-des {
  font-weight: 500;
  font-size: 0.26rem;
  font-weight: normal;
  color: #666;
  line-height: 0.42rem;
}

.contact-info {
  margin-top: 0.32rem;
  border-radius: 0.2rem;
  overflow: hidden;
}

.contact-info .top {
  box-sizing: border-box;
  padding: 0.32rem 0.6rem;
  background-color: #1D2A4E;
  background-image: url('../imgs/about_49.png');
  background-position: center;
  background-size: cover;
}

.contact-info-item {
  padding: 0.48rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
}

.contact-info-item:last-child {
  border: none;
}

.contact-info-item img {
  width: 0.48rem;
  height: 0.48rem;
  margin-right: 0.32rem;
}

.contact-info-item p {
  line-height: 0;
}

.contact-info-item p span {
  font-size: 0.32rem;
  line-height: 0.44rem;
}

.contact-info-item p span:last-child {
  font-size: 0.26rem;
  line-height: 0.36rem;
  color: rgba(255,255,255,0.5);
}

.contact-info .bottom {
  height: 3.2rem;
}

.BMap_bubble_title,
.BMap_bubble_content {
  font-size: 0.28rem;
  line-height: 0.42rem;
}

.about-fixed-footer {
  box-sizing: border-box;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  padding: 0.2rem 0.32rem;
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  color: #fff;
  font-size: 0.32rem;
}

.about-footer-button {
  height: 0.6rem;
  border-radius: 0.48rem;
  padding: 0 0.32rem;
  font-size: 0.28rem;
  line-height: 0.6rem;
  background: #0AD6C6;
}